Grace Guerrero Zwit never had any intention of working in baseball. But while she was working at the Chicago Board of Trade in the early 1980s, she was approached by a colleague who was a friend of then-White Sox general manager Roland Hemond. Zwit happened to have a skill the White Sox organization lacked: she could speak Spanish.

Zwit joined the organization in 1982 under Hemond and Dave Dombrowski as an assistant in the player development and scouting departments, where she quickly learned the “guts” of the game.

Despite growing up on the South Side with a White Sox-loving family, Zwit was unaware of the intricacies of organized baseball, like the existence of the minor leagues. She learned quickly and since 2008, she's worked as the club's senior director of minor league operations.

Mostly, she’s responsible for the paperwork that surrounds the signing and trading of players, roster moves, budgets, immigration and rehab...

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